Research Article
Research and Development of Palmprint Authentication System Based on Android Smartphones
Table 3
Camera and GPU comparison of four mainstream Android smartphone brands.
| | Manufactures | Camera | GPU | | Numbers | Megapixel | Pixel size (μm) | Aperture size |
| | MOTOROLA X | 1 | 21 | 1.1 | F2.0 | Adreno418 | | SAMSUNG S8+ | 1 | 12 | 1.4 | F1.7 | Adreno540 | | HTC U11+ | 1 | 12 | 1.4 | F1.7 | Adreno540 | | HUAWEI P20 | 2 | 20 + 8 | 1.55 | F1.8 | Mali-G72MP12 |
|
|
